{"id":"2020_cadillac_ct6","make":"Cadillac","make_slug":"cadillac","model":"CT6","model_slug":"ct6","year":2020,"url":"/cadillac/ct6/2020/","pts":["gas"],"configs":[{"id":41744,"model":"CT6 AWD","pt":"gas","drive":"All-Wheel Drive","trany":"Automatic (S10)","cyl":6,"displ":3.6,"eng":"SIDI","turbo":false,"super":false,"start_stop":true,"city":18,"hwy":27,"comb":21,"cityA":0,"hwyA":0,"combA":0,"kwh100":null,"range":null,"range_city":null,"range_hwy":null,"erange":null,"phev_comb":null,"charge240":null,"charge240b":null,"charger":"","charger_b":"","motor":"","fuel":"Regular","vclass":"Large Cars","co2":420,"fe_score":4,"ghg_score":4,"fuel_cost":2950,"save_spend":-3500,"guzzler":false,"mfr_code":"GMX","modified":"Wed Nov 27 00:00:00 EST 2019"},{"id":42378,"model":"CT6 AWD","pt":"gas","drive":"All-Wheel Drive","trany":"Automatic (S10)","cyl":8,"displ":4.2,"eng":"SIDI","turbo":true,"super":false,"start_stop":true,"city":14,"hwy":25,"comb":17,"cityA":0,"hwyA":0,"combA":0,"kwh100":null,"range":null,"range_city":null,"range_hwy":null,"erange":null,"phev_comb":null,"charge240":null,"charge240b":null,"charger":"","charger_b":"","motor":"","fuel":"Premium","vclass":"Large Cars","co2":521,"fe_score":3,"ghg_score":3,"fuel_cost":4550,"save_spend":-11500,"guzzler":true,"mfr_code":"GMX","modified":"Wed Feb 05 00:00:00 EST 2020"}],"vclass":"Large Cars","segment":"Large car","recalls":[{"campaign":"25V148000","component":"POWER TRAIN:AUTOMATIC TRANSMISSION","mfr":"General Motors, LLC","reported":"2025-03-06","owner_notified":"2025-04-07","units":90081,"summary":"General Motors LLC (GM) is recalling certain 2019-2020 Cadillac CT6, 2020-2021 CT4, CT5, and 2020-2022 Chevrolet Camaro vehicles equipped with a 10-speed transmission.  The transmission may become damaged internally and cause the wheels to lock-up.","consequence":"Wheel lock-up while driving increases the risk of a crash.","remedy":"Dealers will install transmission control module monitoring software, free of charge.  Owner notification letters were mailed April 7, 2025.  Owners may contact Cadillac customer service at 1-800-333-4223 or Chevrolet customer service at 1-800-222-1020.  GM's number for this recall is N242480630.","notes":"Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 888-327-4236 (TTY 888-275-9171) or go to nhtsa.gov.","park_outside":false,"do_not_drive":false,"mfr_campaign":"N242480630","initiated_by":"MFR","variants":[],"severity":"high"},{"campaign":"19V731000","component":"TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS","mfr":"General Motors LLC","reported":"2019-10-15","owner_notified":"2019-12-03","units":81,"summary":"General Motors LLC (GM) is recalling certain 2020 Cadillac CT6 vehicles equipped with dealer-installed accessory 20\" x 8.50\" wheels (RPO 5JO or SHH).  The tire pressure monitoring system (TPMS) sensors use the incorrect wireless radio frequency and cannot illuminate the low pressure warning light when the tire pressure drops below the recommended level.  As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 138, \"Tire Pressure Monitoring Systems.\"","consequence":"Drivers may drive the vehicle with low tire pressure without a low tire pressure warning, negatively impacting the vehicle handling and increasing the risk of a crash.","remedy":"GM will notify owners, and dealers will replace all four TPMS sensors with the correct sensors, free of charge.  The recall began December 3, 2019.  Owners may contact GM customer service at 1-586-596-1733.  GM's number for this recall is N192279200.","notes":"Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.","park_outside":false,"do_not_drive":false,"mfr_campaign":"N192279200","initiated_by":"MFR","variants":[],"severity":"high"}],"recall_count":2,"critical_count":0,"park_outside":false,"do_not_drive":false,"score":84,"grade":"B","complaints":{"count":11,"crash":1,"fire":0,"injured":0,"deaths":0,"comps":[["Power Train",6],["Service Brakes",3],["Forward Collision Avoidance",3],["Suspension",1],["Unspecified",1],["Structure",1]],"by_year":{"2020":3,"2021":1,"2025":7},"excerpts":[["2025-09-30","Wheels","The vehicle was shifting harshly and my wheels were experiencing lock up while in motion which was very dangerous. I experienced this on the parkway as well as streets and almost had a few accidents due to this problem. I drive my wife and children in this vehicle. Our safety and lives were put at risk. There were no w\u2026"],["2025-07-15","Power Train","The contact owns a 2020 Cadillac CT6. The contact stated while driving 65 MPH, the transmission seized, and the vehicle was coasted over to the right side of the roadway while waiting for tow service. A dealer as contacted. The vehicle was towed to the dealer where it was diagnosed with transmission failure. The vehicl\u2026"],["2025-06-17","Power Train","The contact owns a 2020 Cadillac CT6. The contact received notification of NHTSA Campaign Number: 25V148000 (Power Train); however, the part to do the recall repair was unavailable. The contact stated that while his wife was driving at an undisclosed speed, the vehicle jerked before slamming into gear. No warning light\u2026"]]},"investigations":[],"ncap":[],"popularity":999,"headline":{"range":null,"mpg":21,"ncap":null,"complaints":11},"presskit_trims":[],"generated_at":"2026-09-11 05:01 UTC","sources":["EPA fueleconomy.gov","NHTSA recalls","NHTSA complaints","NHTSA NCAP","NHTSA investigations"]}